| Changed Classes and Interfaces | 
  | 
  
  AbstractGraph
   | 
  This class provides a skeletal implementation of Graph. | 
  | 
  
  AbstractNetwork
   | 
  This class provides a skeletal implementation of Network. | 
  | 
  
  AbstractValueGraph
   | 
  This class provides a skeletal implementation of ValueGraph. | 
  | 
  
  ElementOrder
   | 
  Used to represent the order of elements in a data structure that supports different options for
 iteration order guarantees. | 
  | 
  
  EndpointPair
   | 
  An immutable pair representing the two endpoints of an edge in a graph. | 
  | 
  
  Graph
   | 
  An interface for graph-structured data,
 whose edges are anonymous entities with no identity or information of their own. | 
  | 
  
  Network
   | 
  An interface for graph-structured data,
 whose edges are unique objects. | 
  | 
  
  ValueGraph
   | 
  An interface for graph-structured data,
 whose edges have associated non-unique values. |